/Engine/Source/Runtime/SlateCore/Public/Input/NavigationReply.h
An event should return aFNavigationReply::Explicit()to let the system know to navigate to an explicit widget at the bounds of this widget.
static [FNavigationReply](API\Runtime\SlateCore\Input\FNavigationReply) Explicit ( [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [SWidget](API\Runtime\SlateCore\Widgets\SWidget) > InFocusRecipient )